Work Experience

• Software Developer Engineer, 

  Mar, 2021 - Present

  • Developed and delivered features for the Amazon Music Android mobile application, improving user experience and cross platform functionality.

  • Integrated and launched the cloud-based music queue project on the Android client, enhancing scalability and performance.

  • Optimized mobile application startup performance and Android vitals, resulting in faster load times and improved user retention.

  • Participated in on-call duty and release monitoring, ensuring high availability and rapid issue resolution.

  • Technologies: Kotlin, Java, Android, ReactNative, AWS

• Senior Software Engineer, 

  Nov, 2018 - Mar, 20201 year 4 months

  Work in a small startup company to build a distributed and scalable system for employee scheduling.

  • Design and implement in-house notification system which supported for internal, push and SMS notifications.

  • Build API for search time cards and users. Migration endpoints from PHP micro service to Golang microservice which reduced 50% average latency.

  • Build a data pipeline to synchronize data from MySQL to AWS Kinesis stream and ElasticSearch.

  • Technologies: Golang, PHP, AWS Lambda, Kinesis, ElasticSearch, MySQL.

• Software Engineer, 

  Nov, 2015 - Nov, 20183 years

  Work in Payment team of one of unicorn startup companies in Southeast Asia.

  • Integrate GrabPay credit system with different gateway providers such as Stripe, Adyen and Paypal.

  • Build API to support for passenger payment features in GrabPay passenger app. Develop and monitor microservices on AWS platform.

  • Migrate driver credit wallet from Ruby platforms to a unified Golang service for drivers' account in 6 countries.

  • Design and build the first version of peer to peer and peer to merchant payment backend solution in Singapore.

  • Participate in a migration project which merged wallet transactions for 3 million customers of OVO partner to GrabPay in Indonesia.

  • Responsible for scheduled on-call engineer's duty on a monthly basis.

  • Technologies: Golang, Ruby on Rails, MySQL, Redis, ElasticSearch, ETCD, AWS SQS, Kafka.

• Software Engineer, 

  Nov, 2014 - Oct, 201511 months

  Work in Fuji Xerox Document Service Team to build embedded applications in printers.

  • Build MVC JavaScript and Java applications embedded in printer's module.

  • Customize and enhance capabilities of internal utilities tool which converts WSDL to JavaScript format files.

  • Technologies: JavaScript, Java, HTML, CSS, WSDL

• Full Stack Developer, 

  Jun, 2011 - Oct, 20143 years 3 months

  Work in a small startup company to develop online education web products which are widely used for 400 kindergarten and childcare centers in Singapore.

  • Design, implement and test for portfolio product of kindergarten online platform.

  • Create and maintain backend PHP API documentation using CakePHP framework.

  • Create and build the frontend of online web service using JavaScript and React.

  • Technologies: PHP, MySQL, MongoDB, JavaScript, React.

• Automated Trading Intern, 

  Jan, 2010 - Jul, 20106 months

  Internship at Information Technology department of Citibank Singapore.

  • Develop a functional black box testing application to validate test case using FIX protocol.

  • Create utility scripts for Equity business and Algorithm Trading Services to run batch jobs and maintain trading order.

  • Technologies: Java, Perl, Unix scripting.

Skills

Education

Awards

Volunteer Work